1/*
 2 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
 3 * All Rights Reserved.
 4 *
 5 * This program is free software; you can redistribute it and/or
 6 * modify it under the terms of the GNU General Public License as
 7 * published by the Free Software Foundation.
 8 *
 9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
17 */
18#ifndef	__XFS_INODE_BUF_H__
19#define	__XFS_INODE_BUF_H__
20
21struct xfs_inode;
22struct xfs_dinode;
23struct xfs_icdinode;
24
25/*
26 * Inode location information.  Stored in the inode and passed to
27 * xfs_imap_to_bp() to get a buffer and dinode for a given inode.
28 */
29struct xfs_imap {
30	xfs_daddr_t	im_blkno;	/* starting BB of inode chunk */
31	ushort		im_len;		/* length in BBs of inode chunk */
32	ushort		im_boffset;	/* inode offset in block in bytes */
33};
34
35int	xfs_imap_to_bp(struct xfs_mount *, struct xfs_trans *,
36		       struct xfs_imap *, struct xfs_dinode **,
37		       struct xfs_buf **, uint, uint);
38int	xfs_iread(struct xfs_mount *, struct xfs_trans *,
39		  struct xfs_inode *, uint);
40void	xfs_dinode_calc_crc(struct xfs_mount *, struct xfs_dinode *);
41void	xfs_dinode_to_disk(struct xfs_dinode *to, struct xfs_icdinode *from);
42void	xfs_dinode_from_disk(struct xfs_icdinode *to, struct xfs_dinode *from);
43
44#if defined(DEBUG)
45void	xfs_inobp_check(struct xfs_mount *, struct xfs_buf *);
46#else
47#define	xfs_inobp_check(mp, bp)
48#endif /* DEBUG */
49
50#endif	/* __XFS_INODE_BUF_H__ */